COMP Cams Valve Spring Locator - Inside - 0.060" Thick - 1.300" OD - 0.570" ID - 0.910" Spring ID - Steel (Set of 16) 4122BU These BBK Performance shorty tuned

These BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99-09 GM Truck and SUV 6

Aluminum wrenches prevent damage to fitting and are available in two sizes: 8" for fittings up to a -10AN

015 in Holes

track-proven inner and outer anti-fatigue Palm-Grip

which gives them about 1000% (that's ten times) better fatigue strength than those studs that are threaded prior to heat-treat (a very common industry practice)

COMP Cams Valve Spring Locator - Inside - 0.060" Thick - 1.300" OD - 0.570" ID - 0.910" Spring ID - Steel (Set of 16) 4122BU These BBK Performance shorty tunedMade from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4677 seat's 1. 300" OD works well with our 7228 and 7230 conical springs in applications with a . 570" OD guide. Engine Valve Spring Seat Spring Seats, . 060 X . 570 X . 9 10 X 1. 300The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One